Malicious PDF — malware analysis report

Heuristics 9

• ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
  ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
  Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
• Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISH
  Document impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://juxatameserog.weebly.com/uploads/1/3/0/9/130969062/xizikusozeta.pdf.
• Payment redirection / bank-detail change lure high SE_PAYMENT_REDIRECT_LURE
  Document describes new or changed bank, wire, ACH, IBAN, SWIFT, or routing instructions — a high-value business-email-compromise pattern
• Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
  Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
• Urgency / deadline lure low SE_URGENCY_LURE
  Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
• External URI info PDF_URI
  PDF contains an external URL action
• Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
  The same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
• Embedded URL info EMBEDDED_URL
  One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
  URL https://midufefew.ru/strik?utm_term=how+to+verify+cash+app+account+on+apple+pay PDF link annotation

  • https://juxatameserog.weebly.com/uploads/1/3/0/9/130969062/xizikusozeta.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4410695/normal_603e2880e0024.pdfIn PDF document text
  • https://fedofiri.weebly.com/uploads/1/3/2/6/132681193/xemawus.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4451737/normal_6023c949cd3e9.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4471690/normal_6034257402c65.pdfIn PDF document text
  • http://pomirkapa.site/97487271587mzvgn.pdfIn PDF document text
  • http://bluetea.space/puvubosetpowrj.pdfIn PDF document text
  • http://wisecredit.info/4857443629723euc.pdfIn PDF document text
  • https://static.s123-cdn-static.com/uploads/4489848/normal_5fee1f592311d.pdfIn PDF document text
  • https://xadebunurag.weebly.com/uploads/1/3/1/4/131454816/5300149.pdfIn PDF document text
  • http://vitrinachel.ru/ensayo_del_libro_el_arte_de_amar_erich_frommuevjg.pdfIn PDF document text
  • https://zidereromozuj.weebly.com/uploads/1/3/4/6/134602294/4111759.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4408863/normal_5fd7a10b18ac7.pdfIn PDF document text
  • http://disclosures.space/64896116812mbocg.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • https://82cb18f6-4a40-4824-ac11-10070f72ce02.filesusr.com/ugd/5aec95_72f6becbd615411a9d62a7db690e81f4.pdf?index=trueIn PDF document text
  • https://a52dd608-e7dd-4d50-8005-e0fd7a3896b4.filesusr.com/ugd/43d2fc_436cc2aa173444cabd1d26bce55cf826.pdf?index=trueIn PDF document text
  • https://b3a1a1c9-4f8f-4fb8-b7cc-7339030cc889.filesusr.com/ugd/162fe6_f638bd86531b47cb90b1d3dca4a35ac0.pdf?index=trueIn PDF document text
  • https://5e73d190-47a4-4ead-99bf-7e9069f06a16.filesusr.com/ugd/55cc32_77f0bb864ac64c499a1c3f94b32610ee.pdf?index=trueIn PDF document text
  • https://83c30a2d-d83c-4020-88f4-fdb7bed8c9e2.filesusr.com/ugd/e59e18_0d8fd4ac493545d693e076e3448104f1.pdf?index=trueIn PDF document text
  • https://fc06435f-e709-4c80-b59d-96fa470c1a13.filesusr.com/ugd/bdc04d_5bf0da7767d748379db2c93b4638a437.pdf?index=trueIn PDF document text
  • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
  • http://purl.org/dc/elements/1.1/In PDF document text
  • http://ns.adobe.com/pdf/1.3/In PDF document text
  • http://ns.adobe.com/xap/1.0/In PDF document text
  • http://ns.adobe.com/xap/1.0/mm/In PDF document text
  • http://ns.adobe.com/xap/1.0/rights/In PDF document text
  • http://scripts.sil.org/OFLIn PDF document text

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